name: Release Charts

on: push

jobs:
  release:
    if: github.ref == 'refs/heads/main'
    permissions:
      contents: write
      packages: write

    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Configure Git
        run: |
          git config user.name "$GITHUB_ACTOR"
          git config user.email "$GITHUB_ACTOR@users.noreply.github.com"

      - name: Install Helm
        uses: azure/setup-helm@v4

      - name: Add repositories
        run: |
          for dir in $(ls -d charts/*/); do
            helm dependency list $dir 2> /dev/null | tail +2 | head -n -1 | awk '{ print "helm repo add " $1 " " $3 }' | while read cmd; do $cmd; done
          done
          
      - name: Run chart-releaser
        uses: helm/chart-releaser-action@v1.7.0
        env:
          CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"

      # see https://github.com/helm/chart-releaser/issues/183
      - name: Login to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Push charts to GHCR
        run: |
          shopt -s nullglob
          for pkg in .cr-release-packages/*; do
            if [ -z "${pkg:-}" ]; then
              break
            fi
            helm push "${pkg}" "oci://ghcr.io/${GITHUB_REPOSITORY_OWNER}/charts"
          done